Ruling · Bhīṣma Dvādaśī · 1902

Wednesday 19 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 508 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 19 February

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

48 of 48 minutes covered

Midday of Thursday 20 February

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

0 of 48 minutes covered

Dvādaśī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 03:40 on Wed 19 Feb to 01:39 on Thu 20 Feb.

    1902-02-18T19:40:26Z → 1902-02-19T17:38:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 19th, 12:08–12:56 on the 20th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 30487 s

  5. 05

    Ruling

    Bhīṣma Dvādaśī, Baoding, 1902: Wednesday 19 February.

    confidence: determinate

Say it like this

In Baoding, Bhīṣma Dvādaśī 1902 falls on Wednesday 19 February. Dvādaśī runs from 03:40 on Wed 19 Feb to 01:39 on Thu 20 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1902/bhishma-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 19 Feb
Ahargaṇa, classicalDisc centre, no refractionWed 19 Feb
compat-drikpanchangComparison profileWed 19 Feb
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/bhishma-dvadashi · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“S 12 Bhisma dvadasi (purvaviddha), Amalaki dvadasi, Santana dvadasi, Varaha dvadasi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 18thCoveredMadhyāhna 19thCoveredRuled
Los Angeles11:40 → 09:3911:4348 min11:430 min18 Feb
Chicago13:40 → 11:3911:410 min11:410 min19 Feb
Jersey City14:40 → 12:3911:470 min11:4748 min19 Feb
Port of Spain15:40 → 13:3911:560 min11:5648 min19 Feb
London19:40 → 17:3911:510 min11:5148 min19 Feb
Durban21:10 → 19:0911:160 min11:1648 min19 Feb
Dubai23:21 → 21:2011:500 min11:5048 min19 Feb
Delhi01:01 → 23:0012:020 min12:0248 min19 Feb
Kolkata01:01 → 23:0011:180 min11:1848 min19 Feb
Singapore02:35 → 00:3411:500 min11:5048 min19 Feb
Sydney05:40 → 03:3911:450 min11:4548 min19 Feb
Suva07:35 → 05:3411:510 min11:5148 min19 Feb
Profile · tradition
pac-rp@2026.1 · smarta
Rule
bhishma-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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